This paper presents a system scheme for Urban Pipeline Network information System. Extended relation database is used to store and manage the attributes and graphic information of pipelines.

提出了城镇管网信息系统的总体设计与实现方案．该系统使用广义关系数据库存储和管理各类管线的属性信息和管线的图形信息；

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The system is a system of the process knowledge acquisition and manage that is integrated in Multi-Form CAPP system and base on the technique of network and database.

本系统是一个集成在多模式CAPP系统中的基于网络和数据库技术的工艺知识获取与管理系统。

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The thesis dissertate whole process at building information and network system, including 5 aspects: material manage theory, computer database, application procedure, network and safe.

本文论述了建立物资管理信息网络系统的全过程，内容涉及物资管理理论、数据库与应用软件的设计与实现算法、网络构建及安全等方面的问题。

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